Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737296
01/24/15 04:55 AM
01/24/15 04:55 AM
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Joined: Sep 2012
Posts: 1,563 Janesville, WI
SpareParts
pro stock
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pro stock
Joined: Sep 2012
Posts: 1,563
Janesville, WI
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Quote:
Looks nice, why such a big oil tank? I'll let you know right now from experience the tires you have on that car now. Don't hook for sh!t. You'll be lucky to run low 10s with them, even launching from an idle. The pro ETs are the way to go
I think he'll be okay with that tire. He has A LOT of suspension to play with
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: mopartony]
#1737311
01/24/15 11:33 PM
01/24/15 11:33 PM
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Joined: Feb 2005
Posts: 5,207 Menomonee Falls
DemonDust
master
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master
Joined: Feb 2005
Posts: 5,207
Menomonee Falls
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That's a beautiful car, Robert sent me pics every step of his build.
It started as a BIW challenger.
Last edited by R5P7Duster; 01/24/15 11:34 PM.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737316
01/25/15 05:56 AM
01/25/15 05:56 AM
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Joined: Aug 2004
Posts: 2,128 sweden
sshemi
top fuel
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top fuel
Joined: Aug 2004
Posts: 2,128
sweden
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Quote:
I'm running a 904, 7200 stall. Mono leafs and cal tracs. DA Viking shocks. I run clocks off so I don't care to share much more. Currently rebuilding my engine, it was getting tired after 5 years.
Hoping to get the suspension dialed in with the new build and run KOTS and some grudge racing.
When you rebuild it will you get new pistons with normal rings, or go with the super expensive rings?
Im pretty sure when my motor needs rebuild i will get a set of custom pistons with normal rings grooves. Either get them for boost or NOS.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: sshemi]
#1737317
01/25/15 08:48 AM
01/25/15 08:48 AM
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Joined: Dec 2007
Posts: 486 IL
knyech1
mopar
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mopar
Joined: Dec 2007
Posts: 486
IL
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I'm taking on the daunting task of building one of these up from a virgin block and a few parts (which everyone says I shouldn't do. I will be putting in a more normal piston and ring package with lower comp for a big turbo.
knyech1-
'71 Sassy Grass Demon 340/904. Pump gas, 1.61 60ft, 7.439 1/8 @ 95mph, 11.824 1/4 @ 111mph
"Not too bad for a pump gas 340, full of used parts and hillbilly ported stock heads." - V.B.
'03 2500 5.9L HO 6-spd on 35's. 395hp/755ft-lb at tires.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: knyech1]
#1737318
01/25/15 09:00 AM
01/25/15 09:00 AM
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Joined: May 2014
Posts: 35 Down under
OUTLAW565
OP
member
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OP
member
Joined: May 2014
Posts: 35
Down under
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Quote:
I'm taking on the daunting task of building one of these up from a virgin block and a few parts (which everyone says I shouldn't do. I will be putting in a more normal piston and ring package with lower comp for a big turbo.
Sounds good mate. What size turbo are you going to use? Blow through or efi? The main and big end journals are a bit small.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: sshemi]
#1737319
01/25/15 12:35 PM
01/25/15 12:35 PM
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Joined: Feb 2005
Posts: 5,207 Menomonee Falls
DemonDust
master
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master
Joined: Feb 2005
Posts: 5,207
Menomonee Falls
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Quote:
Quote:
I'm running a 904, 7200 stall. Mono leafs and cal tracs. DA Viking shocks. I run clocks off so I don't care to share much more. Currently rebuilding my engine, it was getting tired after 5 years.
Hoping to get the suspension dialed in with the new build and run KOTS and some grudge racing.
When you rebuild it will you get new pistons with normal rings, or go with the super expensive rings?
Im pretty sure when my motor needs rebuild i will get a set of custom pistons with normal rings grooves. Either get them for boost or NOS.
I'm currently undecided on a block. I may go with an aluminum block, I'm waiting to hear back on what the specs of it are. If it is usable for what I want, I will go with that. Even if I use my current block or the other one I have laying here which are both iron. I would use a normal ring pack .043,.043, 3mm. Even if I used my old pistons, Eric at Rebco can open up the ring lands for under $250 for the whole set, so cost effective rings can be used. I've got about 10 sets of new and used pistons so no matter which way I go it'll get a more normal ring pack.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737320
01/25/15 01:47 PM
01/25/15 01:47 PM
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Joined: Jun 2003
Posts: 52,972 Romeo MI
MR_P_BODY
Master
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Master
Joined: Jun 2003
Posts: 52,972
Romeo MI
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Since these are normally a very high reving engine and I assume a fairly short stroke... whats the longest arm you can fit in the block.. and of course.. can you find a long arm crank
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: knyech1]
#1737323
01/25/15 03:52 PM
01/25/15 03:52 PM
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Joined: Feb 2005
Posts: 5,207 Menomonee Falls
DemonDust
master
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master
Joined: Feb 2005
Posts: 5,207
Menomonee Falls
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I've seen a 3.73? and a 3.800. The guy that had them wanted stupid money for them so I passed since they were used. I called Winberg and they can make them in the 3k range. I've seen around 8-10, 3.55-3.58 on eBay. They usually went for a decent price, but at the time I wasn't looking to buy. I think a 4" is possible but you'd have to open up the cam tunnel for clearance.
Last edited by R5P7Duster; 01/25/15 03:52 PM.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737324
01/25/15 05:12 PM
01/25/15 05:12 PM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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The most stroke I have seen on EBay was 3.300. There was an engine for sale with more stroke. I missed the deal. It was a 388.
I started looking at a later date than R5P7 duster did. Message is they are gone.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737330
01/26/15 12:39 PM
01/26/15 12:39 PM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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EEI advertises iron block combos at 414".
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: mopartony]
#1737331
01/26/15 04:41 PM
01/26/15 04:41 PM
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Joined: Jun 2010
Posts: 3,112 LONG ISLAND
fishy340
master
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master
Joined: Jun 2010
Posts: 3,112
LONG ISLAND
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If you look at Jeremy Combs fb page you can see one of manifolds cut in half.. Jeremy builds some of the baddest engines out their and why Extreme is his company name .. And yes BIG is better
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: OUTLAW565]
#1737333
01/31/15 10:21 PM
01/31/15 10:21 PM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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I run MSD. But, I'm using nothing from the original setup. I run a belt drive distributor and a crank trigger.
With the NASCAR distributor any MSD 6 or 7 series ignition will work.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: OUTLAW565]
#1737334
02/01/15 04:29 PM
02/01/15 04:29 PM
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Joined: Dec 2012
Posts: 41 PA
R5P7 Bantam
member
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member
Joined: Dec 2012
Posts: 41
PA
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Quote:
What ignitions are you blokes using on these engines?
I use an MSD 7AL-3 with a Pro Power coil. I use the Crane distributor as well. This dist. has 3 wires per side. Two are the signal wires from the MSD and the third (red one) need to have power 12v supplied to it. I believe the crane unit is the best unit available. There's no reluctor (sp?) or pickup like typical distributors.
Mike
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Dave W]
#1737336
02/01/15 06:02 PM
02/01/15 06:02 PM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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Race parts liquidators says he has some.
Of course I had to sleeve mine and support the crack for insurance.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737342
02/02/15 07:47 PM
02/02/15 07:47 PM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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Ryan is building a cast iron XR2 Ritter. It is not a R5P7. It's a XR2P7. LOL
But seriously that's what it will be when he gets it done.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Leon441]
#1737343
02/04/15 11:49 AM
02/04/15 11:49 AM
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Joined: May 2012
Posts: 169 Finland, Europe
Ck[FIN]
member
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member
Joined: May 2012
Posts: 169
Finland, Europe
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I am using 7al-2 and pro power coil. "stock" msd dist.
Best run so far with 2845lbs 9.29s. 727 and leafs. car is now torn apart, 9" and 4-links are coming in few months.
-1965 Valiant 9.03s 358cu.in R5P7-
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Leon441]
#1737344
02/04/15 01:50 PM
02/04/15 01:50 PM
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Joined: Jun 2005
Posts: 2,776 Ontario Canada
MattW
master
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master
Joined: Jun 2005
Posts: 2,776
Ontario Canada
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Quote:
Ryan is building a cast iron XR2 Ritter. It is not a R5P7. It's a XR2P7. LOL
But seriously that's what it will be when he gets it done.
Any issue with that block? Matt
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Leon441]
#1737346
02/05/15 04:40 PM
02/05/15 04:40 PM
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Joined: Jun 2005
Posts: 2,776 Ontario Canada
MattW
master
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master
Joined: Jun 2005
Posts: 2,776
Ontario Canada
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Quote:
Quote:
Quote:
Ryan is building a cast iron XR2 Ritter. It is not a R5P7. It's a XR2P7. LOL
But seriously that's what it will be when he gets it done.
Any issue with that block? Matt
YES
Small stuff or Big stuff?
Man oh man if Ritter can get them straighten out he will make some money
Thx
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: MattW]
#1737347
02/05/15 10:35 PM
02/05/15 10:35 PM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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Machine work with dull tools. One guy installed head studs and found the holes were not cut and threaded square.
We can only hope these blocks get better.
Done correctly should make a great peice.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Leon441]
#1737348
02/06/15 10:10 AM
02/06/15 10:10 AM
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Joined: Feb 2005
Posts: 5,207 Menomonee Falls
DemonDust
master
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master
Joined: Feb 2005
Posts: 5,207
Menomonee Falls
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Quote:
Machine work with dull tools. One guy installed head studs and found the holes were not cut and threaded square.
We can only hope these blocks get better.
Done correctly should make a great peice.
It always boggles my mind that a machine shop can't do a job that seems pretty straight forward. And with all the 5 axis stuff they have these days, to index, locate holes, and be able to make a program should not be an issue at all.
Even something as simple as brake caliper brackets I bought from aerospace where machined almost .100 out of square. Of course they made me new ones at no charge, but WTF?
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737349
02/07/15 12:20 AM
02/07/15 12:20 AM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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Let's hope these will be perfect
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: DemonDust]
#1737352
02/07/15 12:59 AM
02/07/15 12:59 AM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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No plans for doing 904 stuff. I am 4 months into this deal. Holidays, trade shows, change of ownership. I will see this deal through. And we will see what the new ownership does. QuickTime says things should be better with MSD owning them. Time will tell.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Leon441]
#1737353
02/07/15 01:20 AM
02/07/15 01:20 AM
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Joined: May 2003
Posts: 6,566 Downtown Roebuck Ont
Twostick
Still wishing...
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Still wishing...
Joined: May 2003
Posts: 6,566
Downtown Roebuck Ont
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Quote:
No plans for doing 904 stuff. I am 4 months into this deal. Holidays, trade shows, change of ownership. I will see this deal through. And we will see what the new ownership does. QuickTime says things should be better with MSD owning them. Time will tell.
MSD has come out the other side of their difficulties OK then?
Kevin
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Twostick]
#1737354
02/22/15 01:32 AM
02/22/15 01:32 AM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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Bells are done. Flexplates also. Need spacer and converter pilot.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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Re: THE R5 P7 THREAD FOR EVERYONE
[Re: Leon441]
#1737355
02/22/15 01:33 AM
02/22/15 01:33 AM
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Joined: Nov 2004
Posts: 4,330 Lynchburg, VA
Leon441
master
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master
Joined: Nov 2004
Posts: 4,330
Lynchburg, VA
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Flexplate
Last edited by Leon441; 02/23/15 11:24 PM.
Career best 8.02 @ 169 at 3050# and 10" tires small block power.
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